Each of the following magistrates served one-year terms, except a. aediles b. praetors c. censors d. quaestors

The correct answer is C. Censors did not serve one-year terms, but five-years terms.

Explanation:

The censor was one of the collegiate magistrates of the old Roman Republic. It was a collegial magistracy formed by two censors, who were elected every five years by the comitia centuriata presided over by one of the consuls. The charge, called censorship, was responsible for conducting the census, monitoring public morality, and certain aspects of public finances.

the answer is a, salt plain